osrm-backend/src/storage/storage.cpp
2017-04-18 12:01:06 +00:00

974 lines
46 KiB
C++

#include "storage/storage.hpp"
#include "storage/io.hpp"
#include "storage/shared_datatype.hpp"
#include "storage/shared_memory.hpp"
#include "storage/shared_memory_ownership.hpp"
#include "storage/shared_monitor.hpp"
#include "contractor/files.hpp"
#include "contractor/query_graph.hpp"
#include "customizer/edge_based_graph.hpp"
#include "extractor/compressed_edge_container.hpp"
#include "extractor/edge_based_edge.hpp"
#include "extractor/files.hpp"
#include "extractor/guidance/turn_instruction.hpp"
#include "extractor/original_edge_data.hpp"
#include "extractor/profile_properties.hpp"
#include "extractor/query_node.hpp"
#include "extractor/travel_mode.hpp"
#include "partition/cell_storage.hpp"
#include "partition/edge_based_graph_reader.hpp"
#include "partition/files.hpp"
#include "partition/multi_level_partition.hpp"
#include "engine/datafacade/datafacade_base.hpp"
#include "util/coordinate.hpp"
#include "util/exception.hpp"
#include "util/exception_utils.hpp"
#include "util/fingerprint.hpp"
#include "util/log.hpp"
#include "util/packed_vector.hpp"
#include "util/range_table.hpp"
#include "util/static_graph.hpp"
#include "util/static_rtree.hpp"
#include "util/typedefs.hpp"
#include "util/vector_view.hpp"
#ifdef __linux__
#include <sys/mman.h>
#endif
#include <boost/date_time/posix_time/posix_time.hpp>
#include <boost/filesystem/fstream.hpp>
#include <boost/filesystem/path.hpp>
#include <boost/interprocess/sync/file_lock.hpp>
#include <boost/interprocess/sync/scoped_lock.hpp>
#include <cstdint>
#include <fstream>
#include <iostream>
#include <iterator>
#include <new>
#include <string>
namespace osrm
{
namespace storage
{
using RTreeLeaf = engine::datafacade::BaseDataFacade::RTreeLeaf;
using RTreeNode = util::StaticRTree<RTreeLeaf, storage::Ownership::View>::TreeNode;
using QueryGraph = util::StaticGraph<contractor::QueryEdge::EdgeData>;
using EdgeBasedGraph = util::StaticGraph<extractor::EdgeBasedEdge::EdgeData>;
using Monitor = SharedMonitor<SharedDataTimestamp>;
Storage::Storage(StorageConfig config_) : config(std::move(config_)) {}
int Storage::Run(int max_wait)
{
BOOST_ASSERT_MSG(config.IsValid(), "Invalid storage config");
util::LogPolicy::GetInstance().Unmute();
boost::filesystem::path lock_path =
boost::filesystem::temp_directory_path() / "osrm-datastore.lock";
if (!boost::filesystem::exists(lock_path))
{
boost::filesystem::ofstream ofs(lock_path);
}
boost::interprocess::file_lock file_lock(lock_path.string().c_str());
boost::interprocess::scoped_lock<boost::interprocess::file_lock> datastore_lock(
file_lock, boost::interprocess::defer_lock);
if (!datastore_lock.try_lock())
{
util::UnbufferedLog(logWARNING) << "Data update in progress, waiting until it finishes... ";
datastore_lock.lock();
util::UnbufferedLog(logWARNING) << "ok.";
}
#ifdef __linux__
// try to disable swapping on Linux
const bool lock_flags = MCL_CURRENT | MCL_FUTURE;
if (-1 == mlockall(lock_flags))
{
util::Log(logWARNING) << "Could not request RAM lock";
}
#endif
// Get the next region ID and time stamp without locking shared barriers.
// Because of datastore_lock the only write operation can occur sequentially later.
Monitor monitor(SharedDataTimestamp{REGION_NONE, 0});
auto in_use_region = monitor.data().region;
auto next_timestamp = monitor.data().timestamp + 1;
auto next_region =
in_use_region == REGION_2 || in_use_region == REGION_NONE ? REGION_1 : REGION_2;
// ensure that the shared memory region we want to write to is really removed
// this is only needef for failure recovery because we actually wait for all clients
// to detach at the end of the function
if (storage::SharedMemory::RegionExists(next_region))
{
util::Log(logWARNING) << "Old shared memory region " << regionToString(next_region)
<< " still exists.";
util::UnbufferedLog() << "Retrying removal... ";
storage::SharedMemory::Remove(next_region);
util::UnbufferedLog() << "ok.";
}
util::Log() << "Loading data into " << regionToString(next_region);
// Populate a memory layout into stack memory
DataLayout layout;
PopulateLayout(layout);
// Allocate shared memory block
auto regions_size = sizeof(layout) + layout.GetSizeOfLayout();
util::Log() << "Allocating shared memory of " << regions_size << " bytes";
auto data_memory = makeSharedMemory(next_region, regions_size);
// Copy memory layout to shared memory and populate data
char *shared_memory_ptr = static_cast<char *>(data_memory->Ptr());
memcpy(shared_memory_ptr, &layout, sizeof(layout));
PopulateData(layout, shared_memory_ptr + sizeof(layout));
{ // Lock for write access shared region mutex
boost::interprocess::scoped_lock<Monitor::mutex_type> lock(monitor.get_mutex(),
boost::interprocess::defer_lock);
if (max_wait >= 0)
{
if (!lock.timed_lock(boost::posix_time::microsec_clock::universal_time() +
boost::posix_time::seconds(max_wait)))
{
util::Log(logWARNING)
<< "Could not aquire current region lock after " << max_wait
<< " seconds. Removing locked block and creating a new one. All currently "
"attached processes will not receive notifications and must be restarted";
Monitor::remove();
in_use_region = REGION_NONE;
monitor = Monitor(SharedDataTimestamp{REGION_NONE, 0});
}
}
else
{
lock.lock();
}
// Update the current region ID and timestamp
monitor.data().region = next_region;
monitor.data().timestamp = next_timestamp;
}
util::Log() << "All data loaded. Notify all client about new data in "
<< regionToString(next_region) << " with timestamp " << next_timestamp;
monitor.notify_all();
// SHMCTL(2): Mark the segment to be destroyed. The segment will actually be destroyed
// only after the last process detaches it.
if (in_use_region != REGION_NONE && storage::SharedMemory::RegionExists(in_use_region))
{
util::UnbufferedLog() << "Marking old shared memory region "
<< regionToString(in_use_region) << " for removal... ";
// aquire a handle for the old shared memory region before we mark it for deletion
// we will need this to wait for all users to detach
auto in_use_shared_memory = makeSharedMemory(in_use_region);
storage::SharedMemory::Remove(in_use_region);
util::UnbufferedLog() << "ok.";
util::UnbufferedLog() << "Waiting for clients to detach... ";
in_use_shared_memory->WaitForDetach();
util::UnbufferedLog() << " ok.";
}
util::Log() << "All clients switched.";
return EXIT_SUCCESS;
}
/**
* This function examines all our data files and figures out how much
* memory needs to be allocated, and the position of each data structure
* in that big block. It updates the fields in the DataLayout parameter.
*/
void Storage::PopulateLayout(DataLayout &layout)
{
{
auto absolute_file_index_path = boost::filesystem::absolute(config.file_index_path);
layout.SetBlockSize<char>(DataLayout::FILE_INDEX_PATH,
absolute_file_index_path.string().length() + 1);
}
{
util::Log() << "load names from: " << config.names_data_path;
// number of entries in name index
io::FileReader name_file(config.names_data_path, io::FileReader::HasNoFingerprint);
layout.SetBlockSize<char>(DataLayout::NAME_CHAR_DATA, name_file.GetSize());
}
{
io::FileReader reader(config.turn_lane_description_path, io::FileReader::VerifyFingerprint);
auto num_offsets = reader.ReadVectorSize<std::uint32_t>();
auto num_masks = reader.ReadVectorSize<extractor::guidance::TurnLaneType::Mask>();
layout.SetBlockSize<std::uint32_t>(DataLayout::LANE_DESCRIPTION_OFFSETS, num_offsets);
layout.SetBlockSize<extractor::guidance::TurnLaneType::Mask>(
DataLayout::LANE_DESCRIPTION_MASKS, num_masks);
}
// Loading information for original edges
{
io::FileReader edges_file(config.edges_data_path, io::FileReader::VerifyFingerprint);
const auto number_of_original_edges = edges_file.ReadElementCount64();
// note: settings this all to the same size is correct, we extract them from the same struct
layout.SetBlockSize<NodeID>(DataLayout::VIA_NODE_LIST, number_of_original_edges);
layout.SetBlockSize<unsigned>(DataLayout::NAME_ID_LIST, number_of_original_edges);
layout.SetBlockSize<extractor::TravelMode>(DataLayout::TRAVEL_MODE,
number_of_original_edges);
layout.SetBlockSize<util::guidance::TurnBearing>(DataLayout::PRE_TURN_BEARING,
number_of_original_edges);
layout.SetBlockSize<util::guidance::TurnBearing>(DataLayout::POST_TURN_BEARING,
number_of_original_edges);
layout.SetBlockSize<extractor::guidance::TurnInstruction>(DataLayout::TURN_INSTRUCTION,
number_of_original_edges);
layout.SetBlockSize<LaneDataID>(DataLayout::LANE_DATA_ID, number_of_original_edges);
layout.SetBlockSize<EntryClassID>(DataLayout::ENTRY_CLASSID, number_of_original_edges);
}
if (boost::filesystem::exists(config.hsgr_data_path))
{
io::FileReader reader(config.hsgr_data_path, io::FileReader::VerifyFingerprint);
reader.Skip<std::uint32_t>(1); // checksum
auto num_nodes = reader.ReadVectorSize<contractor::QueryGraph::NodeArrayEntry>();
auto num_edges = reader.ReadVectorSize<contractor::QueryGraph::EdgeArrayEntry>();
layout.SetBlockSize<unsigned>(DataLayout::HSGR_CHECKSUM, 1);
layout.SetBlockSize<contractor::QueryGraph::NodeArrayEntry>(DataLayout::CH_GRAPH_NODE_LIST,
num_nodes);
layout.SetBlockSize<contractor::QueryGraph::EdgeArrayEntry>(DataLayout::CH_GRAPH_EDGE_LIST,
num_edges);
}
else
{
layout.SetBlockSize<unsigned>(DataLayout::HSGR_CHECKSUM, 0);
layout.SetBlockSize<contractor::QueryGraph::NodeArrayEntry>(DataLayout::CH_GRAPH_NODE_LIST,
0);
layout.SetBlockSize<contractor::QueryGraph::EdgeArrayEntry>(DataLayout::CH_GRAPH_EDGE_LIST,
0);
}
// load rsearch tree size
{
io::FileReader tree_node_file(config.ram_index_path, io::FileReader::VerifyFingerprint);
const auto tree_size = tree_node_file.ReadElementCount64();
layout.SetBlockSize<RTreeNode>(DataLayout::R_SEARCH_TREE, tree_size);
}
{
layout.SetBlockSize<extractor::ProfileProperties>(DataLayout::PROPERTIES, 1);
}
// read timestampsize
{
io::FileReader timestamp_file(config.timestamp_path, io::FileReader::HasNoFingerprint);
const auto timestamp_size = timestamp_file.Size();
layout.SetBlockSize<char>(DataLayout::TIMESTAMP, timestamp_size);
}
// load core marker size
if (boost::filesystem::exists(config.core_data_path))
{
io::FileReader core_marker_file(config.core_data_path, io::FileReader::HasNoFingerprint);
const auto number_of_core_markers = core_marker_file.ReadElementCount32();
layout.SetBlockSize<unsigned>(DataLayout::CH_CORE_MARKER, number_of_core_markers);
}
else
{
layout.SetBlockSize<unsigned>(DataLayout::CH_CORE_MARKER, 0);
}
// load turn weight penalties
{
io::FileReader turn_weight_penalties_file(config.turn_weight_penalties_path,
io::FileReader::HasNoFingerprint);
const auto number_of_penalties = turn_weight_penalties_file.ReadElementCount64();
layout.SetBlockSize<TurnPenalty>(DataLayout::TURN_WEIGHT_PENALTIES, number_of_penalties);
}
// load turn duration penalties
{
io::FileReader turn_duration_penalties_file(config.turn_duration_penalties_path,
io::FileReader::HasNoFingerprint);
const auto number_of_penalties = turn_duration_penalties_file.ReadElementCount64();
layout.SetBlockSize<TurnPenalty>(DataLayout::TURN_DURATION_PENALTIES, number_of_penalties);
}
// load coordinate size
{
io::FileReader node_file(config.nodes_data_path, io::FileReader::VerifyFingerprint);
const auto coordinate_list_size = node_file.ReadElementCount64();
layout.SetBlockSize<util::Coordinate>(DataLayout::COORDINATE_LIST, coordinate_list_size);
// we'll read a list of OSM node IDs from the same data, so set the block size for the same
// number of items:
layout.SetBlockSize<std::uint64_t>(
DataLayout::OSM_NODE_ID_LIST,
util::PackedVectorView<OSMNodeID>::elements_to_blocks(coordinate_list_size));
}
// load geometries sizes
{
io::FileReader reader(config.geometries_path, io::FileReader::VerifyFingerprint);
const auto number_of_geometries_indices = reader.ReadVectorSize<unsigned>();
layout.SetBlockSize<unsigned>(DataLayout::GEOMETRIES_INDEX, number_of_geometries_indices);
const auto number_of_compressed_geometries = reader.ReadVectorSize<NodeID>();
layout.SetBlockSize<NodeID>(DataLayout::GEOMETRIES_NODE_LIST,
number_of_compressed_geometries);
layout.SetBlockSize<EdgeWeight>(DataLayout::GEOMETRIES_FWD_WEIGHT_LIST,
number_of_compressed_geometries);
layout.SetBlockSize<EdgeWeight>(DataLayout::GEOMETRIES_REV_WEIGHT_LIST,
number_of_compressed_geometries);
layout.SetBlockSize<EdgeWeight>(DataLayout::GEOMETRIES_FWD_DURATION_LIST,
number_of_compressed_geometries);
layout.SetBlockSize<EdgeWeight>(DataLayout::GEOMETRIES_REV_DURATION_LIST,
number_of_compressed_geometries);
layout.SetBlockSize<DatasourceID>(DataLayout::DATASOURCES_LIST,
number_of_compressed_geometries);
}
// Load datasource name sizes.
{
layout.SetBlockSize<extractor::Datasources>(DataLayout::DATASOURCES_NAMES, 1);
}
{
io::FileReader intersection_file(config.intersection_class_path,
io::FileReader::VerifyFingerprint);
std::vector<BearingClassID> bearing_class_id_table;
serialization::read(intersection_file, bearing_class_id_table);
layout.SetBlockSize<BearingClassID>(DataLayout::BEARING_CLASSID,
bearing_class_id_table.size());
const auto bearing_blocks = intersection_file.ReadElementCount32();
intersection_file.Skip<std::uint32_t>(1); // sum_lengths
layout.SetBlockSize<unsigned>(DataLayout::BEARING_OFFSETS, bearing_blocks);
layout.SetBlockSize<typename util::RangeTable<16, storage::Ownership::View>::BlockT>(
DataLayout::BEARING_BLOCKS, bearing_blocks);
// No need to read the data
intersection_file.Skip<unsigned>(bearing_blocks);
intersection_file.Skip<typename util::RangeTable<16, storage::Ownership::View>::BlockT>(
bearing_blocks);
const auto num_bearings = intersection_file.ReadElementCount64();
// Skip over the actual data
intersection_file.Skip<DiscreteBearing>(num_bearings);
layout.SetBlockSize<DiscreteBearing>(DataLayout::BEARING_VALUES, num_bearings);
std::vector<util::guidance::EntryClass> entry_class_table;
serialization::read(intersection_file, entry_class_table);
layout.SetBlockSize<util::guidance::EntryClass>(DataLayout::ENTRY_CLASS,
entry_class_table.size());
}
{
// Loading turn lane data
io::FileReader lane_data_file(config.turn_lane_data_path, io::FileReader::HasNoFingerprint);
const auto lane_tuple_count = lane_data_file.ReadElementCount64();
layout.SetBlockSize<util::guidance::LaneTupleIdPair>(DataLayout::TURN_LANE_DATA,
lane_tuple_count);
}
{
// Loading MLD Data
if (boost::filesystem::exists(config.mld_partition_path))
{
io::FileReader reader(config.mld_partition_path, io::FileReader::VerifyFingerprint);
reader.Skip<partition::MultiLevelPartition::LevelData>(1);
layout.SetBlockSize<partition::MultiLevelPartition::LevelData>(
DataLayout::MLD_LEVEL_DATA, 1);
const auto partition_entries_count = reader.ReadVectorSize<PartitionID>();
layout.SetBlockSize<PartitionID>(DataLayout::MLD_PARTITION, partition_entries_count);
const auto children_entries_count = reader.ReadVectorSize<CellID>();
layout.SetBlockSize<CellID>(DataLayout::MLD_CELL_TO_CHILDREN, children_entries_count);
}
else
{
layout.SetBlockSize<partition::MultiLevelPartition::LevelData>(
DataLayout::MLD_LEVEL_DATA, 0);
layout.SetBlockSize<PartitionID>(DataLayout::MLD_PARTITION, 0);
layout.SetBlockSize<CellID>(DataLayout::MLD_CELL_TO_CHILDREN, 0);
}
if (boost::filesystem::exists(config.mld_storage_path))
{
io::FileReader reader(config.mld_storage_path, io::FileReader::VerifyFingerprint);
const auto weights_count = reader.ReadVectorSize<EdgeWeight>();
layout.SetBlockSize<EdgeWeight>(DataLayout::MLD_CELL_WEIGHTS, weights_count);
const auto source_node_count = reader.ReadVectorSize<NodeID>();
layout.SetBlockSize<NodeID>(DataLayout::MLD_CELL_SOURCE_BOUNDARY, source_node_count);
const auto destination_node_count = reader.ReadVectorSize<NodeID>();
layout.SetBlockSize<NodeID>(DataLayout::MLD_CELL_DESTINATION_BOUNDARY,
destination_node_count);
const auto cell_count = reader.ReadVectorSize<partition::CellStorage::CellData>();
layout.SetBlockSize<partition::CellStorage::CellData>(DataLayout::MLD_CELLS,
cell_count);
const auto level_offsets_count = reader.ReadVectorSize<std::uint64_t>();
layout.SetBlockSize<std::uint64_t>(DataLayout::MLD_CELL_LEVEL_OFFSETS,
level_offsets_count);
}
else
{
layout.SetBlockSize<char>(DataLayout::MLD_CELL_WEIGHTS, 0);
layout.SetBlockSize<char>(DataLayout::MLD_CELL_SOURCE_BOUNDARY, 0);
layout.SetBlockSize<char>(DataLayout::MLD_CELL_DESTINATION_BOUNDARY, 0);
layout.SetBlockSize<char>(DataLayout::MLD_CELLS, 0);
layout.SetBlockSize<char>(DataLayout::MLD_CELL_LEVEL_OFFSETS, 0);
}
if (boost::filesystem::exists(config.mld_graph_path))
{
io::FileReader reader(config.mld_graph_path, io::FileReader::VerifyFingerprint);
const auto num_nodes =
reader.ReadVectorSize<customizer::MultiLevelEdgeBasedGraph::NodeArrayEntry>();
const auto num_edges =
reader.ReadVectorSize<customizer::MultiLevelEdgeBasedGraph::EdgeArrayEntry>();
const auto num_node_offsets =
reader.ReadVectorSize<customizer::MultiLevelEdgeBasedGraph::EdgeOffset>();
layout.SetBlockSize<customizer::MultiLevelEdgeBasedGraph::NodeArrayEntry>(
DataLayout::MLD_GRAPH_NODE_LIST, num_nodes);
layout.SetBlockSize<customizer::MultiLevelEdgeBasedGraph::EdgeArrayEntry>(
DataLayout::MLD_GRAPH_EDGE_LIST, num_edges);
layout.SetBlockSize<customizer::MultiLevelEdgeBasedGraph::EdgeOffset>(
DataLayout::MLD_GRAPH_NODE_TO_OFFSET, num_node_offsets);
}
else
{
layout.SetBlockSize<customizer::MultiLevelEdgeBasedGraph::NodeArrayEntry>(
DataLayout::MLD_GRAPH_NODE_LIST, 0);
layout.SetBlockSize<customizer::MultiLevelEdgeBasedGraph::EdgeArrayEntry>(
DataLayout::MLD_GRAPH_EDGE_LIST, 0);
layout.SetBlockSize<customizer::MultiLevelEdgeBasedGraph::EdgeOffset>(
DataLayout::MLD_GRAPH_NODE_TO_OFFSET, 0);
}
}
}
void Storage::PopulateData(const DataLayout &layout, char *memory_ptr)
{
BOOST_ASSERT(memory_ptr != nullptr);
// read actual data into shared memory object //
// Load the HSGR file
if (boost::filesystem::exists(config.hsgr_data_path))
{
auto graph_nodes_ptr = layout.GetBlockPtr<contractor::QueryGraphView::NodeArrayEntry, true>(
memory_ptr, storage::DataLayout::CH_GRAPH_NODE_LIST);
auto graph_edges_ptr = layout.GetBlockPtr<contractor::QueryGraphView::EdgeArrayEntry, true>(
memory_ptr, storage::DataLayout::CH_GRAPH_EDGE_LIST);
auto checksum = layout.GetBlockPtr<unsigned, true>(memory_ptr, DataLayout::HSGR_CHECKSUM);
util::vector_view<contractor::QueryGraphView::NodeArrayEntry> node_list(
graph_nodes_ptr, layout.num_entries[storage::DataLayout::CH_GRAPH_NODE_LIST]);
util::vector_view<contractor::QueryGraphView::EdgeArrayEntry> edge_list(
graph_edges_ptr, layout.num_entries[storage::DataLayout::CH_GRAPH_EDGE_LIST]);
contractor::QueryGraphView graph_view(std::move(node_list), std::move(edge_list));
contractor::files::readGraph(config.hsgr_data_path, *checksum, graph_view);
}
else
{
layout.GetBlockPtr<unsigned, true>(memory_ptr, DataLayout::HSGR_CHECKSUM);
layout.GetBlockPtr<contractor::QueryGraphView::NodeArrayEntry, true>(
memory_ptr, DataLayout::CH_GRAPH_NODE_LIST);
layout.GetBlockPtr<contractor::QueryGraphView::EdgeArrayEntry, true>(
memory_ptr, DataLayout::CH_GRAPH_EDGE_LIST);
}
// store the filename of the on-disk portion of the RTree
{
const auto file_index_path_ptr =
layout.GetBlockPtr<char, true>(memory_ptr, DataLayout::FILE_INDEX_PATH);
// make sure we have 0 ending
std::fill(file_index_path_ptr,
file_index_path_ptr + layout.GetBlockSize(DataLayout::FILE_INDEX_PATH),
0);
const auto absolute_file_index_path =
boost::filesystem::absolute(config.file_index_path).string();
BOOST_ASSERT(static_cast<std::size_t>(layout.GetBlockSize(DataLayout::FILE_INDEX_PATH)) >=
absolute_file_index_path.size());
std::copy(
absolute_file_index_path.begin(), absolute_file_index_path.end(), file_index_path_ptr);
}
// Name data
{
io::FileReader name_file(config.names_data_path, io::FileReader::HasNoFingerprint);
std::size_t name_file_size = name_file.GetSize();
BOOST_ASSERT(name_file_size == layout.GetBlockSize(DataLayout::NAME_CHAR_DATA));
const auto name_char_ptr =
layout.GetBlockPtr<char, true>(memory_ptr, DataLayout::NAME_CHAR_DATA);
name_file.ReadInto<char>(name_char_ptr, name_file_size);
}
// Turn lane data
{
io::FileReader lane_data_file(config.turn_lane_data_path, io::FileReader::HasNoFingerprint);
const auto lane_tuple_count = lane_data_file.ReadElementCount64();
// Need to call GetBlockPtr -> it write the memory canary, even if no data needs to be
// loaded.
const auto turn_lane_data_ptr = layout.GetBlockPtr<util::guidance::LaneTupleIdPair, true>(
memory_ptr, DataLayout::TURN_LANE_DATA);
BOOST_ASSERT(lane_tuple_count * sizeof(util::guidance::LaneTupleIdPair) ==
layout.GetBlockSize(DataLayout::TURN_LANE_DATA));
lane_data_file.ReadInto(turn_lane_data_ptr, lane_tuple_count);
}
// Turn lane descriptions
{
auto offsets_ptr = layout.GetBlockPtr<std::uint32_t, true>(
memory_ptr, storage::DataLayout::LANE_DESCRIPTION_OFFSETS);
util::vector_view<std::uint32_t> offsets(
offsets_ptr, layout.num_entries[storage::DataLayout::LANE_DESCRIPTION_OFFSETS]);
auto masks_ptr = layout.GetBlockPtr<extractor::guidance::TurnLaneType::Mask, true>(
memory_ptr, storage::DataLayout::LANE_DESCRIPTION_MASKS);
util::vector_view<extractor::guidance::TurnLaneType::Mask> masks(
masks_ptr, layout.num_entries[storage::DataLayout::LANE_DESCRIPTION_MASKS]);
extractor::files::readTurnLaneDescriptions(
config.turn_lane_description_path, offsets, masks);
}
// Load original edge data
{
auto via_geometry_list_ptr =
layout.GetBlockPtr<GeometryID, true>(memory_ptr, storage::DataLayout::VIA_NODE_LIST);
util::vector_view<GeometryID> geometry_ids(
via_geometry_list_ptr, layout.num_entries[storage::DataLayout::VIA_NODE_LIST]);
const auto travel_mode_list_ptr = layout.GetBlockPtr<extractor::TravelMode, true>(
memory_ptr, storage::DataLayout::TRAVEL_MODE);
util::vector_view<extractor::TravelMode> travel_modes(
travel_mode_list_ptr, layout.num_entries[storage::DataLayout::TRAVEL_MODE]);
const auto lane_data_id_ptr =
layout.GetBlockPtr<LaneDataID, true>(memory_ptr, storage::DataLayout::LANE_DATA_ID);
util::vector_view<LaneDataID> lane_data_ids(
lane_data_id_ptr, layout.num_entries[storage::DataLayout::LANE_DATA_ID]);
const auto turn_instruction_list_ptr =
layout.GetBlockPtr<extractor::guidance::TurnInstruction, true>(
memory_ptr, storage::DataLayout::TURN_INSTRUCTION);
util::vector_view<extractor::guidance::TurnInstruction> turn_instructions(
turn_instruction_list_ptr, layout.num_entries[storage::DataLayout::TURN_INSTRUCTION]);
const auto name_id_list_ptr =
layout.GetBlockPtr<NameID, true>(memory_ptr, storage::DataLayout::NAME_ID_LIST);
util::vector_view<NameID> name_ids(name_id_list_ptr,
layout.num_entries[storage::DataLayout::NAME_ID_LIST]);
const auto entry_class_id_list_ptr =
layout.GetBlockPtr<EntryClassID, true>(memory_ptr, storage::DataLayout::ENTRY_CLASSID);
util::vector_view<EntryClassID> entry_class_ids(
entry_class_id_list_ptr, layout.num_entries[storage::DataLayout::ENTRY_CLASSID]);
const auto pre_turn_bearing_ptr = layout.GetBlockPtr<util::guidance::TurnBearing, true>(
memory_ptr, storage::DataLayout::PRE_TURN_BEARING);
util::vector_view<util::guidance::TurnBearing> pre_turn_bearings(
pre_turn_bearing_ptr, layout.num_entries[storage::DataLayout::PRE_TURN_BEARING]);
const auto post_turn_bearing_ptr = layout.GetBlockPtr<util::guidance::TurnBearing, true>(
memory_ptr, storage::DataLayout::POST_TURN_BEARING);
util::vector_view<util::guidance::TurnBearing> post_turn_bearings(
post_turn_bearing_ptr, layout.num_entries[storage::DataLayout::POST_TURN_BEARING]);
extractor::TurnDataView turn_data(std::move(geometry_ids),
std::move(name_ids),
std::move(turn_instructions),
std::move(lane_data_ids),
std::move(travel_modes),
std::move(entry_class_ids),
std::move(pre_turn_bearings),
std::move(post_turn_bearings));
extractor::files::readTurnData(config.edges_data_path, turn_data);
}
// load compressed geometry
{
auto geometries_index_ptr =
layout.GetBlockPtr<unsigned, true>(memory_ptr, storage::DataLayout::GEOMETRIES_INDEX);
util::vector_view<unsigned> geometry_begin_indices(
geometries_index_ptr, layout.num_entries[storage::DataLayout::GEOMETRIES_INDEX]);
auto geometries_node_list_ptr =
layout.GetBlockPtr<NodeID, true>(memory_ptr, storage::DataLayout::GEOMETRIES_NODE_LIST);
util::vector_view<NodeID> geometry_node_list(
geometries_node_list_ptr,
layout.num_entries[storage::DataLayout::GEOMETRIES_NODE_LIST]);
auto geometries_fwd_weight_list_ptr = layout.GetBlockPtr<EdgeWeight, true>(
memory_ptr, storage::DataLayout::GEOMETRIES_FWD_WEIGHT_LIST);
util::vector_view<EdgeWeight> geometry_fwd_weight_list(
geometries_fwd_weight_list_ptr,
layout.num_entries[storage::DataLayout::GEOMETRIES_FWD_WEIGHT_LIST]);
auto geometries_rev_weight_list_ptr = layout.GetBlockPtr<EdgeWeight, true>(
memory_ptr, storage::DataLayout::GEOMETRIES_REV_WEIGHT_LIST);
util::vector_view<EdgeWeight> geometry_rev_weight_list(
geometries_rev_weight_list_ptr,
layout.num_entries[storage::DataLayout::GEOMETRIES_REV_WEIGHT_LIST]);
auto geometries_fwd_duration_list_ptr = layout.GetBlockPtr<EdgeWeight, true>(
memory_ptr, storage::DataLayout::GEOMETRIES_FWD_DURATION_LIST);
util::vector_view<EdgeWeight> geometry_fwd_duration_list(
geometries_fwd_duration_list_ptr,
layout.num_entries[storage::DataLayout::GEOMETRIES_FWD_DURATION_LIST]);
auto geometries_rev_duration_list_ptr = layout.GetBlockPtr<EdgeWeight, true>(
memory_ptr, storage::DataLayout::GEOMETRIES_REV_DURATION_LIST);
util::vector_view<EdgeWeight> geometry_rev_duration_list(
geometries_rev_duration_list_ptr,
layout.num_entries[storage::DataLayout::GEOMETRIES_REV_DURATION_LIST]);
auto datasources_list_ptr = layout.GetBlockPtr<DatasourceID, true>(
memory_ptr, storage::DataLayout::DATASOURCES_LIST);
util::vector_view<DatasourceID> datasources_list(
datasources_list_ptr, layout.num_entries[storage::DataLayout::DATASOURCES_LIST]);
extractor::SegmentDataView segment_data{std::move(geometry_begin_indices),
std::move(geometry_node_list),
std::move(geometry_fwd_weight_list),
std::move(geometry_rev_weight_list),
std::move(geometry_fwd_duration_list),
std::move(geometry_rev_duration_list),
std::move(datasources_list)};
extractor::files::readSegmentData(config.geometries_path, segment_data);
}
{
const auto datasources_names_ptr = layout.GetBlockPtr<extractor::Datasources, true>(
memory_ptr, DataLayout::DATASOURCES_NAMES);
extractor::files::readDatasources(config.datasource_names_path, *datasources_names_ptr);
}
// Loading list of coordinates
{
const auto coordinates_ptr =
layout.GetBlockPtr<util::Coordinate, true>(memory_ptr, DataLayout::COORDINATE_LIST);
const auto osmnodeid_ptr =
layout.GetBlockPtr<std::uint64_t, true>(memory_ptr, DataLayout::OSM_NODE_ID_LIST);
util::vector_view<util::Coordinate> coordinates(
coordinates_ptr, layout.num_entries[DataLayout::COORDINATE_LIST]);
util::PackedVectorView<OSMNodeID> osm_node_ids;
osm_node_ids.reset(osmnodeid_ptr, layout.num_entries[DataLayout::OSM_NODE_ID_LIST]);
extractor::files::readNodes(config.nodes_data_path, coordinates, osm_node_ids);
}
// load turn weight penalties
{
io::FileReader turn_weight_penalties_file(config.turn_weight_penalties_path,
io::FileReader::HasNoFingerprint);
const auto number_of_penalties = turn_weight_penalties_file.ReadElementCount64();
const auto turn_weight_penalties_ptr =
layout.GetBlockPtr<TurnPenalty, true>(memory_ptr, DataLayout::TURN_WEIGHT_PENALTIES);
turn_weight_penalties_file.ReadInto(turn_weight_penalties_ptr, number_of_penalties);
}
// load turn duration penalties
{
io::FileReader turn_duration_penalties_file(config.turn_duration_penalties_path,
io::FileReader::HasNoFingerprint);
const auto number_of_penalties = turn_duration_penalties_file.ReadElementCount64();
const auto turn_duration_penalties_ptr =
layout.GetBlockPtr<TurnPenalty, true>(memory_ptr, DataLayout::TURN_DURATION_PENALTIES);
turn_duration_penalties_file.ReadInto(turn_duration_penalties_ptr, number_of_penalties);
}
// store timestamp
{
io::FileReader timestamp_file(config.timestamp_path, io::FileReader::HasNoFingerprint);
const auto timestamp_size = timestamp_file.Size();
const auto timestamp_ptr =
layout.GetBlockPtr<char, true>(memory_ptr, DataLayout::TIMESTAMP);
BOOST_ASSERT(timestamp_size == layout.num_entries[DataLayout::TIMESTAMP]);
timestamp_file.ReadInto(timestamp_ptr, timestamp_size);
}
// store search tree portion of rtree
{
io::FileReader tree_node_file(config.ram_index_path, io::FileReader::VerifyFingerprint);
// perform this read so that we're at the right stream position for the next
// read.
tree_node_file.Skip<std::uint64_t>(1);
const auto rtree_ptr =
layout.GetBlockPtr<RTreeNode, true>(memory_ptr, DataLayout::R_SEARCH_TREE);
tree_node_file.ReadInto(rtree_ptr, layout.num_entries[DataLayout::R_SEARCH_TREE]);
}
if (boost::filesystem::exists(config.core_data_path))
{
io::FileReader core_marker_file(config.core_data_path, io::FileReader::HasNoFingerprint);
const auto number_of_core_markers = core_marker_file.ReadElementCount32();
// load core markers
std::vector<char> unpacked_core_markers(number_of_core_markers);
core_marker_file.ReadInto(unpacked_core_markers.data(), number_of_core_markers);
const auto core_marker_ptr =
layout.GetBlockPtr<unsigned, true>(memory_ptr, DataLayout::CH_CORE_MARKER);
for (auto i = 0u; i < number_of_core_markers; ++i)
{
BOOST_ASSERT(unpacked_core_markers[i] == 0 || unpacked_core_markers[i] == 1);
if (unpacked_core_markers[i] == 1)
{
const unsigned bucket = i / 32;
const unsigned offset = i % 32;
const unsigned value = [&] {
unsigned return_value = 0;
if (0 != offset)
{
return_value = core_marker_ptr[bucket];
}
return return_value;
}();
core_marker_ptr[bucket] = (value | (1u << offset));
}
}
}
// load profile properties
{
io::FileReader profile_properties_file(config.properties_path,
io::FileReader::HasNoFingerprint);
const auto profile_properties_ptr = layout.GetBlockPtr<extractor::ProfileProperties, true>(
memory_ptr, DataLayout::PROPERTIES);
profile_properties_file.ReadInto(profile_properties_ptr,
layout.num_entries[DataLayout::PROPERTIES]);
}
// Load intersection data
{
io::FileReader intersection_file(config.intersection_class_path,
io::FileReader::VerifyFingerprint);
std::vector<BearingClassID> bearing_class_id_table;
serialization::read(intersection_file, bearing_class_id_table);
const auto bearing_blocks = intersection_file.ReadElementCount32();
intersection_file.Skip<std::uint32_t>(1); // sum_lengths
std::vector<unsigned> bearing_offsets_data(bearing_blocks);
std::vector<typename util::RangeTable<16, storage::Ownership::View>::BlockT>
bearing_blocks_data(bearing_blocks);
intersection_file.ReadInto(bearing_offsets_data.data(), bearing_blocks);
intersection_file.ReadInto(bearing_blocks_data.data(), bearing_blocks);
const auto num_bearings = intersection_file.ReadElementCount64();
std::vector<DiscreteBearing> bearing_class_table(num_bearings);
intersection_file.ReadInto(bearing_class_table.data(), num_bearings);
std::vector<util::guidance::EntryClass> entry_class_table;
serialization::read(intersection_file, entry_class_table);
// load intersection classes
if (!bearing_class_id_table.empty())
{
const auto bearing_id_ptr =
layout.GetBlockPtr<BearingClassID, true>(memory_ptr, DataLayout::BEARING_CLASSID);
BOOST_ASSERT(
static_cast<std::size_t>(layout.GetBlockSize(DataLayout::BEARING_CLASSID)) >=
std::distance(bearing_class_id_table.begin(), bearing_class_id_table.end()) *
sizeof(decltype(bearing_class_id_table)::value_type));
std::copy(bearing_class_id_table.begin(), bearing_class_id_table.end(), bearing_id_ptr);
}
if (layout.GetBlockSize(DataLayout::BEARING_OFFSETS) > 0)
{
const auto bearing_offsets_ptr =
layout.GetBlockPtr<unsigned, true>(memory_ptr, DataLayout::BEARING_OFFSETS);
BOOST_ASSERT(
static_cast<std::size_t>(layout.GetBlockSize(DataLayout::BEARING_OFFSETS)) >=
std::distance(bearing_offsets_data.begin(), bearing_offsets_data.end()) *
sizeof(decltype(bearing_offsets_data)::value_type));
std::copy(
bearing_offsets_data.begin(), bearing_offsets_data.end(), bearing_offsets_ptr);
}
if (layout.GetBlockSize(DataLayout::BEARING_BLOCKS) > 0)
{
const auto bearing_blocks_ptr =
layout.GetBlockPtr<typename util::RangeTable<16, storage::Ownership::View>::BlockT,
true>(memory_ptr, DataLayout::BEARING_BLOCKS);
BOOST_ASSERT(
static_cast<std::size_t>(layout.GetBlockSize(DataLayout::BEARING_BLOCKS)) >=
std::distance(bearing_blocks_data.begin(), bearing_blocks_data.end()) *
sizeof(decltype(bearing_blocks_data)::value_type));
std::copy(bearing_blocks_data.begin(), bearing_blocks_data.end(), bearing_blocks_ptr);
}
if (!bearing_class_table.empty())
{
const auto bearing_class_ptr =
layout.GetBlockPtr<DiscreteBearing, true>(memory_ptr, DataLayout::BEARING_VALUES);
BOOST_ASSERT(
static_cast<std::size_t>(layout.GetBlockSize(DataLayout::BEARING_VALUES)) >=
std::distance(bearing_class_table.begin(), bearing_class_table.end()) *
sizeof(decltype(bearing_class_table)::value_type));
std::copy(bearing_class_table.begin(), bearing_class_table.end(), bearing_class_ptr);
}
if (!entry_class_table.empty())
{
const auto entry_class_ptr = layout.GetBlockPtr<util::guidance::EntryClass, true>(
memory_ptr, DataLayout::ENTRY_CLASS);
BOOST_ASSERT(static_cast<std::size_t>(layout.GetBlockSize(DataLayout::ENTRY_CLASS)) >=
std::distance(entry_class_table.begin(), entry_class_table.end()) *
sizeof(decltype(entry_class_table)::value_type));
std::copy(entry_class_table.begin(), entry_class_table.end(), entry_class_ptr);
}
}
{
// Loading MLD Data
if (boost::filesystem::exists(config.mld_partition_path))
{
BOOST_ASSERT(layout.GetBlockSize(storage::DataLayout::MLD_LEVEL_DATA) > 0);
BOOST_ASSERT(layout.GetBlockSize(storage::DataLayout::MLD_CELL_TO_CHILDREN) > 0);
BOOST_ASSERT(layout.GetBlockSize(storage::DataLayout::MLD_PARTITION) > 0);
auto level_data =
layout.GetBlockPtr<partition::MultiLevelPartitionView::LevelData, true>(
memory_ptr, storage::DataLayout::MLD_LEVEL_DATA);
auto mld_partition_ptr = layout.GetBlockPtr<PartitionID, true>(
memory_ptr, storage::DataLayout::MLD_PARTITION);
auto partition_entries_count =
layout.GetBlockEntries(storage::DataLayout::MLD_PARTITION);
util::vector_view<PartitionID> partition(mld_partition_ptr, partition_entries_count);
auto mld_chilren_ptr = layout.GetBlockPtr<CellID, true>(
memory_ptr, storage::DataLayout::MLD_CELL_TO_CHILDREN);
auto children_entries_count =
layout.GetBlockEntries(storage::DataLayout::MLD_CELL_TO_CHILDREN);
util::vector_view<CellID> cell_to_children(mld_chilren_ptr, children_entries_count);
partition::MultiLevelPartitionView mlp{
std::move(level_data), std::move(partition), std::move(cell_to_children)};
partition::files::readPartition(config.mld_partition_path, mlp);
}
if (boost::filesystem::exists(config.mld_storage_path))
{
BOOST_ASSERT(layout.GetBlockSize(storage::DataLayout::MLD_CELLS) > 0);
BOOST_ASSERT(layout.GetBlockSize(storage::DataLayout::MLD_CELL_LEVEL_OFFSETS) > 0);
auto mld_cell_weights_ptr = layout.GetBlockPtr<EdgeWeight, true>(
memory_ptr, storage::DataLayout::MLD_CELL_WEIGHTS);
auto mld_source_boundary_ptr = layout.GetBlockPtr<NodeID, true>(
memory_ptr, storage::DataLayout::MLD_CELL_SOURCE_BOUNDARY);
auto mld_destination_boundary_ptr = layout.GetBlockPtr<NodeID, true>(
memory_ptr, storage::DataLayout::MLD_CELL_DESTINATION_BOUNDARY);
auto mld_cells_ptr = layout.GetBlockPtr<partition::CellStorageView::CellData, true>(
memory_ptr, storage::DataLayout::MLD_CELLS);
auto mld_cell_level_offsets_ptr = layout.GetBlockPtr<std::uint64_t, true>(
memory_ptr, storage::DataLayout::MLD_CELL_LEVEL_OFFSETS);
auto weight_entries_count =
layout.GetBlockEntries(storage::DataLayout::MLD_CELL_WEIGHTS);
auto source_boundary_entries_count =
layout.GetBlockEntries(storage::DataLayout::MLD_CELL_SOURCE_BOUNDARY);
auto destination_boundary_entries_count =
layout.GetBlockEntries(storage::DataLayout::MLD_CELL_DESTINATION_BOUNDARY);
auto cells_entries_counts = layout.GetBlockEntries(storage::DataLayout::MLD_CELLS);
auto cell_level_offsets_entries_count =
layout.GetBlockEntries(storage::DataLayout::MLD_CELL_LEVEL_OFFSETS);
util::vector_view<EdgeWeight> weights(mld_cell_weights_ptr, weight_entries_count);
util::vector_view<NodeID> source_boundary(mld_source_boundary_ptr,
source_boundary_entries_count);
util::vector_view<NodeID> destination_boundary(mld_destination_boundary_ptr,
destination_boundary_entries_count);
util::vector_view<partition::CellStorageView::CellData> cells(mld_cells_ptr,
cells_entries_counts);
util::vector_view<std::uint64_t> level_offsets(mld_cell_level_offsets_ptr,
cell_level_offsets_entries_count);
partition::CellStorageView storage{std::move(weights),
std::move(source_boundary),
std::move(destination_boundary),
std::move(cells),
std::move(level_offsets)};
partition::files::readCells(config.mld_storage_path, storage);
}
if (boost::filesystem::exists(config.mld_graph_path))
{
auto graph_nodes_ptr =
layout.GetBlockPtr<customizer::MultiLevelEdgeBasedGraphView::NodeArrayEntry, true>(
memory_ptr, storage::DataLayout::MLD_GRAPH_NODE_LIST);
auto graph_edges_ptr =
layout.GetBlockPtr<customizer::MultiLevelEdgeBasedGraphView::EdgeArrayEntry, true>(
memory_ptr, storage::DataLayout::MLD_GRAPH_EDGE_LIST);
auto graph_node_to_offset_ptr =
layout.GetBlockPtr<customizer::MultiLevelEdgeBasedGraphView::EdgeOffset, true>(
memory_ptr, storage::DataLayout::MLD_GRAPH_NODE_TO_OFFSET);
util::vector_view<customizer::MultiLevelEdgeBasedGraphView::NodeArrayEntry> node_list(
graph_nodes_ptr, layout.num_entries[storage::DataLayout::MLD_GRAPH_NODE_LIST]);
util::vector_view<customizer::MultiLevelEdgeBasedGraphView::EdgeArrayEntry> edge_list(
graph_edges_ptr, layout.num_entries[storage::DataLayout::MLD_GRAPH_EDGE_LIST]);
util::vector_view<customizer::MultiLevelEdgeBasedGraphView::EdgeOffset> node_to_offset(
graph_node_to_offset_ptr,
layout.num_entries[storage::DataLayout::MLD_GRAPH_NODE_TO_OFFSET]);
customizer::MultiLevelEdgeBasedGraphView graph_view(
std::move(node_list), std::move(edge_list), std::move(node_to_offset));
partition::files::readGraph(config.mld_graph_path, graph_view);
}
}
}
}
}